Cardreader



FIG. 1 is a top view of a cardreader;

FIG. 2 is a top left perspective view of the cardreader shown in FIG. 1;

FIG. 3 is a top right perspective view of the cardreader shown in FIG.1; and,

FIG. 4 is a bottom left perspective view of the cardreader shown inFIG. 1. The portions of the cardreader shown in broken lines form nopart of the claimed design.

An ornamental design for a cardreader, as shown and described. 